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Enterprise web experimentation and feature flagging platform with CMS, commerce, and personalization layers. Discover 5 European-built alternatives to Optimizely.
Looking for alternatives to
Optimizely by Optimizely
Developer-first experimentation by ex-Booking.com and Netflix engineers — group sequential testing, open-source SDKs
Alternative to Optimizely, Launchdarkly, Statsig
London-built open-source feature flag and A/B testing platform with self-hosted-first architecture
Alternative to Launchdarkly, Optimizely, Split
AI-powered A/B testing and personalization built in Paris — GDPR-first by design
Alternative to Optimizely, Vwo, Ab Tasty, Google Optimize
Open-source feature flag management for progressive delivery
All-inclusive CRO platform — A/B testing, MVT and personalisation at session-based pricing, no feature paywalls
Alternative to Optimizely, Vwo, Ab Tasty